package jdbc;

import com.mysql.cj.jdbc.StatementWrapper;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

/**
 *
 */
public class JdbcDemo1 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        // 加载驱动
        Class.forName("com.mysql.cj.jdbc.Driver");
        //与数据库连接
         Connection connection= DriverManager.getConnection(
                //格式：jdbc:mysql://主机地址信息/数据库名？参数列表
                "jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",
                 "root","root");
        System.out.println("与数据库建立连接");

        //创建语句执行对象
        Statement statement=connection.createStatement();
        //执行创建表操作
        String sql="CREATE TABLE userinfo( " +
                "    id INT PRIMARY KEY AUTO_INCREMENT, " +
                "    username VARCHAR(32), " +
                "    password VARCHAR(32), " +
                "    nickname VARCHAR(32), " +
                "    age      INT(3) " +
                ")";
        statement.execute(sql);//通常用execute执行ddl语句
        System.out.println("创建表成功");

        connection.close();
    }
}
